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Complete lightmap chunk
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@BigBang1112
BigBang1112 committed Jul 19, 2024
1 parent 0760e02 commit 72042bc
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Showing 2 changed files with 245 additions and 22 deletions.
33 changes: 32 additions & 1 deletion Src/GBX.NET/Engines/Game/CGameCtnChallenge.chunkl
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Original file line number Diff line number Diff line change
Expand Up @@ -318,7 +318,7 @@ CGameCtnChallenge 0x03043000 // A map.
int
int

0x05B (skippable) [TM2020] // lightmaps TM2020
0x05B (skippable, base: 0x03D) [TM2020] // lightmaps TM2020

0x05C (skippable, ignore) [TM2020]

Expand Down Expand Up @@ -373,6 +373,37 @@ archive LightmapFrame
data Data2
v6+
data Data3

archive ProbeGridBoxOld
int
int
int
int
int
int
int
int
int
float
float
float

archive ProbeGridBox
int
int
int
int
int
int
int
int
int
float
float
float
float
float
float

enum MapKind // The map's intended use.
EndMarker
Expand Down
234 changes: 213 additions & 21 deletions Src/GBX.NET/Engines/Game/CGameCtnChallenge.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -236,8 +236,9 @@ public UInt128? HashedPassword
}
}

private bool hasLightmaps;
[AppliedWithChunk<Chunk0304303D>]
public bool HasLightmaps { get; set; }
public bool HasLightmaps { get => hasLightmaps; set => hasLightmaps = value; }

[AppliedWithChunk<HeaderChunk03043003>(sinceVersion: 9)]
[AppliedWithChunk<Chunk0304303D>]
Expand Down Expand Up @@ -801,31 +802,32 @@ public override void Write(CGameCtnChallenge n, GbxWriter w)

public partial class Chunk0304303D
{
public override void Read(CGameCtnChallenge n, GbxReader r)
{
n.HasLightmaps = r.ReadBoolean(); // true if SHmsLightMapCacheSmall is not empty

if (!n.HasLightmaps)
{
return;
}

ReadLightMapCacheSmall(n, r);
}
public int U01;
public int? U02;
public int? U03;
public int? U04;
public int? U05;
public int? U06;
public int? U07;
public byte[]? U08;
public int U09;
public int U10;
public float? U11;
public int? U12;

public override void Write(CGameCtnChallenge n, GbxWriter w)
public override void ReadWrite(CGameCtnChallenge n, GbxReaderWriter rw)
{
w.Write(n.HasLightmaps);
rw.Boolean(ref n.hasLightmaps); // true if SHmsLightMapCacheSmall is not empty

if (!n.HasLightmaps)
{
return;
}

WriteLightMapCacheSmall(n, w);
ReadWriteLightMapCacheSmall(n, rw);
}

internal static void ReadWriteLightMapCacheSmall(CGameCtnChallenge n, GbxReaderWriter rw)
internal void ReadWriteLightMapCacheSmall(CGameCtnChallenge n, GbxReaderWriter rw)
{
if (rw.Reader is not null)
{
Expand All @@ -838,7 +840,7 @@ internal static void ReadWriteLightMapCacheSmall(CGameCtnChallenge n, GbxReaderW
}
}

private static void ReadLightMapCacheSmall(CGameCtnChallenge n, GbxReader r)
private void ReadLightMapCacheSmall(CGameCtnChallenge n, GbxReader r)
{
n.LightmapVersion = r.ReadInt32();

Expand All @@ -865,13 +867,16 @@ private static void ReadLightMapCacheSmall(CGameCtnChallenge n, GbxReader r)
}

using var ms = n.LightmapCacheData.OpenDecompressedMemoryStream();
using var rBuffer = new GbxReader(ms);
var rBuffer = new GbxReader(ms);
rBuffer.LoadFrom(r);

n.LightmapCache = rBuffer.ReadNode<CHmsLightMapCache>();

var rw = new GbxReaderWriter(rBuffer);
ReadWriteTheRestOfCompressedData(n, rw);
}

private static void WriteLightMapCacheSmall(CGameCtnChallenge n, GbxWriter w)
private void WriteLightMapCacheSmall(CGameCtnChallenge n, GbxWriter w)
{
var lightmapVersion = n.LightmapVersion.GetValueOrDefault(8);

Expand Down Expand Up @@ -911,6 +916,9 @@ private static void WriteLightMapCacheSmall(CGameCtnChallenge n, GbxWriter w)

wBuffer.WriteNode(n.LightmapCache);

var rw = new GbxReaderWriter(wBuffer);
ReadWriteTheRestOfCompressedData(n, rw);

ms.Position = 0;
using var compressedMs = new MemoryStream();
Gbx.ZLib.Compress(ms, compressedMs);
Expand All @@ -919,10 +927,194 @@ private static void WriteLightMapCacheSmall(CGameCtnChallenge n, GbxWriter w)
w.Write((int)compressedMs.Length);
compressedMs.WriteTo(w.BaseStream);
}

private void ReadWriteTheRestOfCompressedData(CGameCtnChallenge n, GbxReaderWriter rw)
{
rw.Int32(ref U01);

if (n.LightmapVersion >= 3)
{
rw.Int32(ref U02);
rw.Int32(ref U03);
rw.Int32(ref U04);
rw.Int32(ref U05);
rw.Int32(ref U06);

if (n.LightmapVersion >= 4)
{
rw.Int32(ref U07);

if (n.LightmapVersion < 5)
{
rw.Data(ref U08);
}
else if (n.LightmapFrames is not null)
{
foreach (var frame in n.LightmapFrames)
{
frame.U01 = rw.Data(frame.U01);
frame.U02 = rw.Single(frame.U02);

if (n.LightmapVersion >= 6)
{
// NHmsLightMapCache::ArchiveToZip
frame.Version = rw.Int32(frame.Version);

if (frame.Version < 2)
{
frame.U03 = rw.Single(frame.U03);
frame.U04 = rw.Int32(frame.U04);

if (frame.Version != 0)
{
frame.U05 = rw.Int32(frame.U05);
}

frame.U06 = rw.Int32(frame.U06);
frame.U07 = rw.Int32(frame.U07);
frame.U08 = rw.Int32(frame.U08);
frame.U09 = rw.Iso4(frame.U09);
frame.U10 = rw.Array<short>(frame.U10);
}
else
{
frame.U11 = rw.Single(frame.U11);
frame.U12 = rw.Int32(frame.U12);

if (frame.Version >= 5)
{
frame.U39 = rw.Single(frame.U39);
frame.U40 = rw.Int32(frame.U40);

if (frame.Version >= 6)
{
frame.U41 = rw.Single(frame.U41);
frame.U42 = rw.Int32(frame.U42);
}
}

frame.U13 = rw.Int32(frame.U13);
frame.U14 = rw.Int32(frame.U14);
frame.U15 = rw.Int32(frame.U15);

if (frame.Version < 4)
{
frame.U16 = rw.ArrayReadableWritable<ProbeGridBoxOld>(frame.U16);
}
else
{
frame.U17 = rw.ArrayReadableWritable<ProbeGridBox>(frame.U17);
}

frame.U18 = rw.Array<Int2>(frame.U18);
frame.U19 = rw.Array<short>(frame.U19);

if (frame.Version >= 3)
{
frame.U20 = rw.Int32(frame.U20);
frame.U21 = rw.Int32(frame.U21);
frame.U22 = rw.Int32(frame.U22);
frame.U23 = rw.Int32(frame.U23);
frame.U24 = rw.Int32(frame.U24);
frame.U25 = rw.Int32(frame.U25);

if (frame.Version >= 4)
{
frame.U33 = rw.Int32(frame.U33);
frame.U34 = rw.Int32(frame.U34);
frame.U35 = rw.Int32(frame.U35);
}

frame.U26 = rw.Single(frame.U26);
frame.U27 = rw.Single(frame.U27);
frame.U28 = rw.Single(frame.U28);
frame.U29 = rw.Single(frame.U29);
frame.U30 = rw.Single(frame.U30);
frame.U31 = rw.Single(frame.U31);
frame.U32 = rw.Array<int>(frame.U32);
}
}
//

if (n.LightmapVersion >= 8)
{
frame.U36 = rw.Int32(frame.U36);
frame.U37 = rw.Int32(frame.U37);

// Unchecked
if (n.LightmapVersion >= 10)
{
frame.U38 = rw.Int32(frame.U38);
}
}
}
}
}
}
}

rw.Int32(ref U09);
rw.Int32(ref U10);

if (n.LightmapVersion < 5)
{
rw.Single(ref U11);
}

if (n.LightmapVersion >= 7)
{
rw.Int32(ref U12);
}
}
}

[ArchiveGenerationOptions(StructureKind = StructureKind.SeparateReadAndWrite)]
public partial class LightmapFrame;
public partial class LightmapFrame : IVersionable
{
public byte[]? U01 { get; set; }
public float U02 { get; set; }
public int Version { get; set; }
public float? U03 { get; set; }
public int? U04 { get; set; }
public int? U05 { get; set; }
public int? U06 { get; set; }
public int? U07 { get; set; }
public int? U08 { get; set; }
public Iso4? U09 { get; set; }
public short[]? U10 { get; set; }
public float? U11 { get; set; }
public int? U12 { get; set; }
public int? U13 { get; set; }
public int? U14 { get; set; }
public int? U15 { get; set; }
public ProbeGridBoxOld[]? U16 { get; set; }
public ProbeGridBox[]? U17 { get; set; }
public Int2[]? U18 { get; set; }
public short[]? U19 { get; set; }
public int? U20 { get; set; }
public int? U21 { get; set; }
public int? U22 { get; set; }
public int? U23 { get; set; }
public int? U24 { get; set; }
public int? U25 { get; set; }
public float? U26 { get; set; }
public float? U27 { get; set; }
public float? U28 { get; set; }
public float? U29 { get; set; }
public float? U30 { get; set; }
public float? U31 { get; set; }
public int[]? U32 { get; set; }
public int? U33 { get; set; }
public int? U34 { get; set; }
public int? U35 { get; set; }
public int? U36 { get; set; }
public int? U37 { get; set; }
public int? U38 { get; set; }
public float? U39 { get; set; }
public int? U40 { get; set; }
public float? U41 { get; set; }
public int? U42 { get; set; }
}

public partial class Chunk03043040 : IVersionable
{
Expand Down Expand Up @@ -1480,7 +1672,7 @@ public override void ReadWrite(CGameCtnChallenge n, GbxReaderWriter rw)
return;
}

Chunk0304303D.ReadWriteLightMapCacheSmall(n, rw);
ReadWriteLightMapCacheSmall(n, rw);
}
}

Expand Down

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